Home / 327,927.06-491,843.84-103,281.64

Finding the Fourth Proportional to 327,927.06, 491,843.84 and 103,281.64

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Solution

The fourth proportional to 327,927.06, 491,843.84 and 103,281.64 is: 154,907.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,927.06 : 491,843.84 = 103,281.64 : x
  2. Step 2: Convert to fraction form
    327,927.06/491,843.84 = 103,281.64/x
  3. Step 3: Cross multiply
    327,927.06x = 491,843.84 × 103,281.64
  4. Step 4: Simplify right side
    327,927.06x = 50,798,438,419.10
  5. Step 5: Solve for x
    x = 50,798,438,419.10/327,927.06
  6. Step 6: Final answer
    x = 154,907.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.